指南
Plantronics CS50 Headset Battery Replacement
Follow these steps to replace a battery.
Plantronics CS50 Headset Motherboard of the Base Unit Replacement
Use this guide to replace your base unit's...
Plantronics CS50 Headset Speaker Replacement
The following steps will teach you how to...
Plantronics CS50 Headset System Reset
If your headset had been working great but...